Static electricity refers to electrons that _____ moving.

Copy machines operate on the principle of static electricity.

Below are several maps of an active hot spot and a series (chain) of associated extinct volcanoes. Using your knowledge of the theory of how hot spots operate, determine which diagram correctly shows the direction of relative plate motion. Note that arrows in the diagrams indicate the direction of plate movement.  

Most of the world’s earthquakes occur:

What kind of rocks are formed from the direct cooling of magma?

The technology developed in the 1950’s that allowed for the bathymetric mapping of the sea floor is known as:

A 20 years old is on etonogestrel subdermal implant as a form of contraception. The following adverse effects are associated with the use of this implant: (1)1.    Loss of appetite2.    Weight loss3.    Breast tenderness4.    Virilisation5.    Galactorrhoea

Match the following drugs with their appropriate statements below. Each drug may be used more than once or not at all. (5)

The following is a mechanism of action of efavirenz : (1)1.   Competitive inhibition of the viral reverse transcriptase enzyme      2.   Inhibition of the viral protease enzyme      3.   Inhibition of the viral integrase enzyme                  4.   Inhibition of viral protein synthesis                    5.   Allosteric inhibition of the viral reverse transcriptase enzyme

The following is an adverse effect of naproxen: (1)1.       Weight gain2.       Peptic ulceration3.       Hair loss4.       Pyrexia5.       Hyperthyroidism